- Two-Bladed Wind Turbines Make a Comeback
Wind-turbine designers are warming up to an alternative to the three-bladed rotors that have been an industry standard for the past quarter-century.
- IBM: Commercial Nanotube Transistors Are Coming Soon
Chips made with nanotube transistors, which could be five times faster, should be ready around 2020, says IBM.
- Facebook’s Emotional Manipulation Study Is Just the Latest Effort to Prod Users
With emotion-triggering effort, Facebook pushes beyond data-driven studies on voting, sharing, and organ-donation prompts to make people feel good or bad.
- Refriending Facebook
Outrage over Facebook’s “emotional contagion” experiment shows a general misunderstanding of what Facebook is and how it works.
- Super-Slick Material Stops Ice from Forming
The first application of a novel water-repellent material from Harvard could be low-energy freezers.
- Smart Home Devices Need to Get a Lot Smarter
Imagine a dishwasher that requires a username and password. Smart homes will require unprecedented effort to ensure not just security but also usability.
- Fake Followers for Hire, and How to Spot Them
It’s possible to buy a good reputation on the Internet for a modest price, but some are trying to put an end to that. <
A Roomba recorded a woman on the toilet. How did screenshots end up on Facebook?
Robot vacuum companies say your images are safe, but a sprawling global supply chain for data from our devices creates risk.
A startup says it’s begun releasing particles into the atmosphere, in an effort to tweak the climate
Make Sunsets is already attempting to earn revenue for geoengineering, a move likely to provoke widespread criticism.
10 Breakthrough Technologies 2023
These exclusive satellite images show that Saudi Arabia’s sci-fi megacity is well underway
Weirdly, any recent work on The Line doesn’t show up on Google Maps. But we got the images anyway.
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